Abd is a right angled triangle so by pythagoras we know

and to calculate h we need to use the sine rule

i hope this helps
Answer: 
Step-by-step explanation:
In the geometric sequence we can see each time we are dividing by 5. That is the same as multiplying by
so that is the common ratio.
Answer:
d is the answer
Step-by-step explanation:
Answer:
i need a set of numbers to do this
Step-by-step explanation:
Answer:
-12
Step-by-step explanation:
Convert the mixed number to an improper fraction.
-2
= 
To divide, just multiply by the reciprocal.
So -2
÷
becomes
÷
Now you can multiply straight across.
×
= 
And simplify.
= -12
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